Stapler



FIG. 1 is a perspective view of a stapler showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a rear elevational view thereof; and

FIG. 5 is a bottom plan view thereof.

The design is symmetrical and the left side elevational view is themirror of the right side elevational view.

The ornamental design for a stapler, as shown and described.